CVE-2006-3317 in phpRaid
Summary
by MITRE
PHP remote file inclusion vulnerability in phpRaid 3.0.6 allows remote attackers to execute arbitrary code via a URL in the phpraid_dir parameter to (1) announcements.php and (2) rss.php, a different set of vectors and affected versions than CVE-2006-3316 and CVE-2006-3116.
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Analysis
by VulDB Data Team • 08/30/2024
The vulnerability identified as CVE-2006-3317 represents a critical remote file inclusion flaw in the phpRaid 3.0.6 web application, specifically affecting the announcements.php and rss.php scripts. This vulnerability falls under the category of insecure direct object references and remote code execution, creating a significant security risk for systems running the affected software. The flaw stems from the application's improper handling of user-supplied input parameters, particularly the phpraid_dir parameter that is processed without adequate sanitization or validation. Attackers can exploit this weakness by supplying a malicious URL in the phpraid_dir parameter, which then gets included and executed by the vulnerable application. This type of vulnerability is classified as CWE-88, which describes improper neutralization of argument delimiters in a command, and aligns with ATT&CK technique T1190 for exploiting vulnerabilities in web applications. The vulnerability demonstrates a classic path traversal and code inclusion pattern that has been prevalent in web application security for many years.
The technical implementation of this vulnerability allows remote attackers to inject arbitrary code execution capabilities by manipulating the phpraid_dir parameter within the targeted scripts. When the application processes the user input without proper validation, it effectively treats the malicious URL as a legitimate file path, leading to the inclusion of remote content that can contain malicious code. This creates a scenario where attackers can execute arbitrary commands on the target system, potentially gaining full control over the web server. The affected versions of phpRaid 3.0.6 demonstrate a lack of input validation and output encoding that would normally prevent such attacks from succeeding. The vulnerability is particularly concerning because it operates at the application level, bypassing traditional network-level security controls and potentially allowing for privilege escalation within the web server environment.
The operational impact of CVE-2006-3317 extends beyond simple code execution, as it can enable attackers to establish persistent access to compromised systems. Once exploited, attackers can deploy web shells, modify application functionality, steal sensitive data, or use the compromised server as a launching point for further attacks within the network infrastructure. The vulnerability affects two distinct entry points within the same application, indicating a systemic design flaw in parameter handling that could be exploited across multiple attack vectors. This type of vulnerability is particularly dangerous in environments where phpRaid is used for community management or administrative functions, as it could allow unauthorized users to gain administrative privileges and control the entire application. The impact is further amplified by the fact that this vulnerability requires no authentication to exploit, making it a high-risk threat that can be leveraged by any remote attacker.
Mitigation strategies for CVE-2006-3317 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities from occurring. The primary recommendation involves implementing strict input validation and parameter sanitization for all user-supplied data, particularly in applications that dynamically include files based on user input. Organizations should apply the vendor-supplied patches or upgrade to versions that have addressed this vulnerability, as phpRaid 3.0.6 is an outdated version that likely contains additional unpatched security issues. Implementing proper access controls and input filtering mechanisms, such as using allowlists for valid file paths or implementing proper URL validation, can prevent attackers from injecting malicious URLs. Additionally, network segmentation and monitoring solutions should be deployed to detect unusual file inclusion patterns or attempts to access external URLs through the application. The vulnerability underscores the importance of following secure coding practices and adhering to security standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks to prevent similar issues in future software development cycles.